System Administrator / SAP Basis Administrator

11/2020 – offen

Security:
Mcafee:(encryption, policies, exceptions, rules),F-Secure:(administration, rules, exceptions),
CheckPoint(administration, policies, exceptions, rules), Microsoft Security.
Cryptography knowledge,Basic Pentesting, Tryhackme, hackthebox courses.
Networking – OSI layers, switches/ports configurations, firewalls settings, application settings
Familiarity with Kubernetes/Docker (basic troubleshooting, installation, configuration).

Monitoring:
Icinga: (administration, router monitoring, server monitoring, databases monitoring, ups monitoring)
Network: (familiar with OSI layers, switches/ports configurations, firewalls settings) Nmap.
Teamview: (administration, creation of access groups, rules and easy access)
Office 365:(administration licenses, accounts, groups, invoices,exchange,sharepoint)
Virtualization:
Wmware: (virtual machine configurations and installations, virtual machine administration)
Hyper-V basic knowledge

Cloud:
Microsoft Azure:(creation of virtual machines, administration of infrastructure and resources, cost control,reports)

Backup:
Veeam: (Veeam job administration and creation,restores,create files for backup audit.
Keepit:( restore Microsoft file/config)

Linux:
basic debugging virtual machine problems ,installing updates

Jira:
administration, users and projects and more configuration_

LDAP:
administration, twiki administration ( access, configuration, create a new topic, web page, administration groups )

Rocky:
administration , openstack projects.


Others:
Incident management in the internal ticketing solution
license and electronics inventory, PC installations and configuration
(windows and macOS), ticket lvl2

Check Point (allg.), Mcafee Virusscan, IT Service Management (ITSM), Jira, Router / Gateways, Microsoft Azure, Microsoft Office 365, Remote-Service

9/2018 – 11/2020

DataBase:
Oracle database administration

SAP:
Administration basis SAP in four systems of production and three hr systems including:
- creating / modifying users based on forms
-transporting requests from a test system to production
- modifying, allocating and creating roles
- modifying transactions
- checks and creation job
- dumps
- blockages at printers or users
- periodic tasks regarding SAP jobs, or the number of licenses depending on each client , sap notes , etc.

Microsoft:
- Managing the portfolio of systems and IT infrastructure Windows Server operating systems
- security packages and updates following stop/start procedures of critical applications in production
- access and debugging of services

Linux:
- Managing the portfolio of systems and IT infrastructure Linux Server operating systems
- Monthly reports linux system logs and authentication failure
- checks and space allocation of virtual machines needs

Backup:

DataProtector:
The use of backup systems and their configuration according to the client restore from backup

Veam:
- Job creation
- system agent installation
- Monitoring/resuming backups

Vmware:
- Create/install virtual machines
- Modification of existing machine resources.

Hardware:

Regarding backup and dataprotector:
- disk replacement, drivers msl replacement.
- Server configurations, replacement of defective parts, decommissioning of old servers.

Other technologies:
- Incident management in the internal ticketing solution using the existing procedures or ensures escalation of incidents to internal teams(S&T) or consultants.
- Creating/improving documentation for troubleshooting
- Remote assistance with the client (Dameware)
- Transfer local file to server.(Winscp)
- Managing accounts in databases using enterprise manager console(oracle)

Oracle Database, Red Hat Enterprise Linux (RHEL), Windows Server 2016, SAP Basis Administration (BC), Microsoft System Center Data Protection Manager (DPM), Vmware

4/2016 – 9/2018

- disk replacement, drivers msl replacement.
- Server configurations, replacement of defective parts, decommissioning of old servers.

IT-Support (allg.), IT-Techniker (allg.)